- Hypothesis 1c: Youth assigned to MDFT and FMII/group will show greater decreases in alcohol use and binge drinking than youth in standard care at the 3 month follow-up (end of treatment). MDFT participants will show greater decreases in alcohol use and binge drinking than FMII/group and standard care during the post-treatment period and up to 18 month follow-up, and they will be less likely to meet diagnostic criteria for an AUD at 18 months.